chore: add new scripts for debian 12 (#278)

- package_manager_is_configured         -> 1.2.1.2
- ptrace_scope_is_restricted            -> 1.5.2
- gdm_is_removed.sh                     -> 1.7.1
- dnsmasq_is_disabled.sh                -> 2.1.5

Co-authored-by: Damien Cavagnini <damien.cavagnini@corp.ovh.com>

tests/hardening/ptrace_scope_is_restricted.sh

@@ -0,0 +1,21 @@
+# shellcheck shell=bash
+# run-shellcheck
+test_audit() {
+    # current value may differ among the OS
+    local current_value
+    current_value=$(sysctl kernel.yama.ptrace_scope | awk -F '=' '{print $2}' | sed 's/\ //g')
+
+    if [ "$current_value" -eq 1 ]; then
+        # can only test audit here, unless running on a privileged container
+        describe Running successfull test
+        register_test retvalshouldbe 0
+        # shellcheck disable=2154
+        run blank "${CIS_CHECKS_DIR}/${script}.sh" --audit-all
+    else
+        # can only test audit here, unless running on a privileged container
+        describe Running failed test
+        register_test retvalshouldbe 1
+        # shellcheck disable=2154
+        run blank "${CIS_CHECKS_DIR}/${script}.sh" --audit-all
+    fi
+}